Question: Hello, I get stuck solving this problem for my math class and I need help understanding it. I got 18.25 for the interquartile range and

Hello, I get stuck solving this problem for my math class and I need help understanding it. I got 18.25 for the interquartile range and 9.125 for the semi interquartile range and both are incorrect not sure why.

A social scientist measures the number of minutes (per day) that a small hypothetical population of college students spends online.

Student (ABCDEFGHIJ)/Score: A 89, B 94, C 75, D 98, E 91, F 23, G 69, H 89, I 82, J 91

a) What is the range of data in this population?

min

(b) What is the IQR of data in this population?

min

(d) What is the population variance?

(e) What is the population standard deviation? (Round your answer to two decimal places.)

min

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