Statistics

1

Which graph shows a very weak positive correlation?

A

B

C

D

1

Calculate the MEAN & MODE of this set of data: 24, 32, 15, 28, 32, 75, 21, 15, 41, 32, 15, 82

Mean: 41.22 & Mode: 15

Mean: 34.33 & Mode: 32

Mean: 34.33 & Mode: 15 & 32

Mean: 33.08 & Mode: 15 & 32

1

Calculate the MEDIAN & RANGE of this set of data: 32, 41, 43, 48, 57, 62, 69, 74, 78, 90, 101

Median: 62 & Range: 69

Median: 65.5 & Range: 69

Median: 69 & Range: 71

Median: 66 & Range: 68

1

Cristiano Roñaldo has scored an average of 43 goals a year over the past five soccer seasons. He scored 44 goals in 2013, 26 goals in 2014, 33 goals in 2015, and 53 goals in 2016. How many goals did he score during the 2017 season?

43 Goals

39 Goals

40 Goals

59 Goals

1

A sample of ninth and tenth grade students were asked how many minutes they spent online last night. The results were recorded in the box-and-whisker plots shown. What can you conclude?

Tenth grade students have more variation in the amount of time spent online last night.

The median is greater for the ninth grade than the tenth grade.

The sample size of ninth grade students is less than the sample size of tenth grade students.

The range is greater for the ninth grade students than the tenth grade students.

1

The students in Mr. Burch’s 6th grade science class recently took a test. The results were converted into the box-and-whisker plot below. What conclusion can you make from the data?

There were 27 students in this class.

The median test scores was below 80%.

25% of students scored above a 93% on the test.

The highest score on the test was a 100%.

1

Mia tossed a penny, a nickel, and a dime. The following is a tree diagram for all the possible outcomes. What is the probability that she got a total of 2 heads and 1 tail?

1/12

1/2

3/8

1/4

1

Reba selects 1 card from each of these 3 piles. What is the probability that she selects 3 even numbers?

1/12

4/9

1/2

4/3

1

Use This Situation to Answer the next three Questions
There are 6 trucks, 12 compact cars, 3 motorcycles and 4 mini-vans for sale at Jethro’s Used Cars.
What are the chances that the next vehicle sold will be a truck at Jethro’s Used Cars?

24%

16.67%

27.28%

25%

1

Dave works at the car dealership, and every day he drives a different vehicle to lunch. What are the chances that he would drive a truck on Monday and then a mini-van on Tuesday?

20%

4%

3.84%

1.6%

1

What is the probability that Dave would sell three compact cars in a row at the dealership?

5.28%

3.65%

3.84%

9.56%

1

Jamika wanted to determine whether 10th grade boys or girls can swim faster. She decided to do an experiment where she randomly selected 9 boys and 9 girls to swim one lap. She recorded the time, in seconds, of each swimmer and then plotted the results of her survey.
How do the means compare between the girls and the boys?

The girls’ mean is less than the boys’ mean

The girls’ mean is greater than the boys’ mean

The means can’t be determined

The means are the same

1

Use the Two-Way Table below for the next two Questions
Suppose the manager wants to display the data based on percentages for the type of milk. What would the percentage for hot chocolate with chocolate chip cookie be?

14.7%

47.1%

56.1%

74.4%

1

Which of these situations would have been the LEAST likely to happen based on the two-way table above?

The last person surveyed bought an oatmeal cookie.

Of the people who ordered an oatmeal cookie, the last person also ordering a hot chocolate.

The last person surveyed drank strawberry milk.

Of the people who ordered a sugar cookie, the last person also ordering a hot chocolate.

Statistics

Which graph shows a very weak positive correlation?

Calculate the MEAN & MODE of this set of data: 24, 32, 15, 28, 32, 75, 21, 15, 41, 32, 15, 82

Calculate the MEDIAN & RANGE of this set of data: 32, 41, 43, 48, 57, 62, 69, 74, 78, 90, 101

Cristiano Roñaldo has scored an average of 43 goals a year over the past five soccer seasons. He scored 44 goals in 2013, 26 goals in 2014, 33 goals in 2015, and 53 goals in 2016. How many goals did he score during the 2017 season?

A sample of ninth and tenth grade students were asked how many minutes they spent online last night. The results were recorded in the box-and-whisker plots shown. What can you conclude?

The students in Mr. Burch’s 6th grade science class recently took a test. The results were converted into the box-and-whisker plot below. What conclusion can you make from the data?

Mia tossed a penny, a nickel, and a dime. The following is a tree diagram for all the possible outcomes. What is the probability that she got a total of 2 heads and 1 tail?

Reba selects 1 card from each of these 3 piles. What is the probability that she selects 3 even numbers?

Use This Situation to Answer the next three QuestionsThere are 6 trucks, 12 compact cars, 3 motorcycles and 4 mini-vans for sale at Jethro’s Used Cars.What are the chances that the next vehicle sold will be a truck at Jethro’s Used Cars?

Dave works at the car dealership, and every day he drives a different vehicle to lunch. What are the chances that he would drive a truck on Monday and then a mini-van on Tuesday?

What is the probability that Dave would sell three compact cars in a row at the dealership?

Use the Two-Way Table below for the next two Questions Suppose the manager wants to display the data based on percentages for the type of milk. What would the percentage for hot chocolate with chocolate chip cookie be?

Which of these situations would have been the LEAST likely to happen based on the two-way table above?

Which graph shows a very weak positive correlation?

Calculate the MEAN & MODE of this set of data: 24, 32, 15, 28, 32, 75, 21, 15, 41, 32, 15, 82

Calculate the MEDIAN & RANGE of this set of data: 32, 41, 43, 48, 57, 62, 69, 74, 78, 90, 101

Cristiano Roñaldo has scored an average of 43 goals a year over the past five soccer seasons. He scored 44 goals in 2013, 26 goals in 2014, 33 goals in 2015, and 53 goals in 2016. How many goals did he score during the 2017 season?

A sample of ninth and tenth grade students were asked how many minutes they spent online last night. The results were recorded in the box-and-whisker plots shown. What can you conclude?

The students in Mr. Burch’s 6th grade science class recently took a test. The results were converted into the box-and-whisker plot below. What conclusion can you make from the data?

Mia tossed a penny, a nickel, and a dime. The following is a tree diagram for all the possible outcomes. What is the probability that she got a total of 2 heads and 1 tail?

Reba selects 1 card from each of these 3 piles. What is the probability that she selects 3 even numbers?

Use This Situation to Answer the next three QuestionsThere are 6 trucks, 12 compact cars, 3 motorcycles and 4 mini-vans for sale at Jethro’s Used Cars.What are the chances that the next vehicle sold will be a truck at Jethro’s Used Cars?

Dave works at the car dealership, and every day he drives a different vehicle to lunch. What are the chances that he would drive a truck on Monday and then a mini-van on Tuesday?

What is the probability that Dave would sell three compact cars in a row at the dealership?

Use the Two-Way Table below for the next two Questions Suppose the manager wants to display the data based on percentages for the type of milk. What would the percentage for hot chocolate with chocolate chip cookie be?

Which of these situations would have been the LEAST likely to happen based on the two-way table above?

Use This Situation to Answer the next three Questions
There are 6 trucks, 12 compact cars, 3 motorcycles and 4 mini-vans for sale at Jethro’s Used Cars.
What are the chances that the next vehicle sold will be a truck at Jethro’s Used Cars?

Use the Two-Way Table below for the next two Questions
Suppose the manager wants to display the data based on percentages for the type of milk. What would the percentage for hot chocolate with chocolate chip cookie be?

Use This Situation to Answer the next three Questions
There are 6 trucks, 12 compact cars, 3 motorcycles and 4 mini-vans for sale at Jethro’s Used Cars.
What are the chances that the next vehicle sold will be a truck at Jethro’s Used Cars?

Use the Two-Way Table below for the next two Questions
Suppose the manager wants to display the data based on percentages for the type of milk. What would the percentage for hot chocolate with chocolate chip cookie be?