Find probability that sample mean annual insurance cost, Basic Statistics

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Find probability that sample mean annual insurance cost

The mean annual cost for automobile insurance was $939 for adult drivers over the age of 40. Assume that the standard deviation was $245 and that a random sample of 100 drivers over the age of 40 was selected.

A) What is the probability that the sample mean annual insurance cost was more than $1005?

B) What is the probability that the sample mean annual insurance cost was between $885 and $915?

C) 97% of the adult drivers over 40 pay less than how much for their annual car insurance?

D) What is the probability that the sample mean annual insurance cost was less than $950?

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Basic Statistics: Find probability that sample mean annual insurance cost

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Basic Statistics: Find probability that sample mean annual insurance cost

Reference No:- TGS0119892

Have a Question? (oR Write a Review)

Recent Questions Asked Basic Statistics

Q : Write some code to be included as part of the function

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Request for Solution File

Ask an Expert for Answer!!

Basic Statistics: Find probability that sample mean annual insurance cost

Reference No:- TGS0119892

Recent Questions Asked Basic Statistics

Q : Write some code to be included as part of the function

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