# help me 1 hour help me 55 or 60

May 14th, 2015
Anonymous
Category:
Mathematics
Price: \$20 USD

Question description

### QUESTION 1

1. Find the minimum, maximum, range, mean, and median for the data set.

37, 43, 54, 83, 102, 117, 160, 208

 minimum: 37 maximum: 208 range: 245 mean: 100.5 median: 92.5 minimum: 37 maximum: 208 range: 171 mean: 100.5 median: 92.5 minimum: 37 maximum: 208 range: 171 mean: 92.5 median: 100.5 minimum: 208 maximum: 37 range: 171 mean: 100.5 median: 92.5

5 points

### QUESTION 2

1. What is the mode of this data set?

80, 95, 100, 85, 95, 110, 90, 112, 110, 96, 95, 100

 80 95 100 112

5 points

### QUESTION 3

1. What is the range of this data set?

64°, 72°, 74°, 68°, 70°, 68°, 68°, 75°, and 44°

 68° 11° 75° 31°

5 points

### QUESTION 4

1. Mark recorded the number of minutes each person in his neighborhood played sports in one week. He then organized the information in a frequency table.

 Time Spent Playing Sports Each Week Time (minutes) Frequency 0–29 4 30–59 6 60–89 2

Which histogram correctly displays this information?

5 points

### QUESTION 5

1. Find the interquartile range of the data.

 6 8 9 20

5 points

### QUESTION 6

1. What type of correlation is shown in the scatter plot?

 positive correlation negative correlation no correlation

5 points

### QUESTION 7

1. State whether each extreme in the data set is an outlier.

 The lower extreme is an outlier, but the upper extreme is not. The upper extreme is an outlier, but the lower extreme is not. Both extremes are outliers. Neither extreme is an outlier.

5 points

### QUESTION 8

1. How is the data in the line plot skewed?

 skewed middle skewed right skewed left not skewed

5 points

### QUESTION 9

1. Henry took a survey to find out what the favorite brand of hot dog was among people in the city. For his survey, he randomly chose people exiting a children's play. Which statement is most likely true?
 The survey could be biased because the people surveyed were chosen randomly. The survey could be biased because only people leaving a children's play were surveyed. The survey should be unbiased because the people were chosen randomly. The survey should be unbiased because the people leaving the play were representative of all people in the city.

5 points

### QUESTION 10

1. The owner of a bicycle repair shop wants to know how his customers feel about the service they receive, so he asks each customer to fill out a survey about their experience.

Which type of sampling strategy is the owner using?

 convenience simple random stratified random systematic

5 points

### QUESTION 11

1. What could cause the graph to be misleading?

 Axis titles are misleading. Bars are too wide. Bars are too far apart. Vertical axis scale does not begin at 0.

5 points

### QUESTION 12

1. A ____________ is a graph that uses adjacent rectangles to display frequencies, or relative frequencies, of quantitative data values.

 box-and-whisker plot mean absolute deviation convenience sample histogram

5 points

(Top Tutor) Fatin Menhaz
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