Solve Probability and Statistics questions

User Generated

InEk7

Mathematics

Description

Please solve the questions and provide me solutions on how to solve them. I have attached the questions in the word doc. I cant afford to fail, please make sure the answers are correct. Anything less than 70%, I will withdrew

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Explanation & Answer

HiPlease check the attached file, let me know if you have any questions, You need to answer #67 by yourself because its question about the personal information. Thank you.

Total number of visitors is 208+256+123= 587, the percentage is 256/587= 43.6%, the first answer 44% is correct.

The height of 1,2,3,4,5 should be 5,4,3,2,1, the 5th graph and its description are correct,

The center bar is median, the box is midquadrant , the left end of the box in a is on the right of median bar in B, the second answer is correct

Histogram
Frequency

8
6
4
2
0
68

75.25

82.5

89.75

More

Bin

The graph is almost symmetric about the median, but it is not normal distribution, second answer is correct.

Histogram
Frequency

8
6
4
2
0
50

60

70

80
Bin

90

100

More

Clearly the histogram shows two peaks. The second answer is correct.

The mean is 7.59, the median is 8, the first answer is correct.

From skewness itself can’t determine the mean. The last answer is correct.

T...


Anonymous
Awesome! Perfect study aid.

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