Probability sample average would be less than ninety pounds

Assignment Help Basic Statistics

Reference no: EM13157213

The Statistical Abstract of the United States published by the US Census Bureau reports that the average annual consumption of fresh fruit per person is 99.9 pounds. The standard deviate of fresh fruit consumption is about 30 pounds. Suppose a researcher took a random sample of 38 people and had them keep a record of the fresh fruit they ate for one year.

a. What is the probability that the sample average would be less than 90 pounds?
b. What is the probability that the sample average would be between 98 and 105 pounds?
c. What is the probability that the sample average would be less than 112 pounds?
d. What is the probability the sample average would be between 93 and 96?

Reference no: EM13157213

Questions Cloud

Some companies have been known to extensively interview : Some companies have been known to extensively interview managers with key competitors for executive positions that do not exist. a) how does this practice violate the Judeo-Christian religious view of ethics?

How does the relative tax advantage change if company : How does the relative tax advantage change if the company decides to pay out all equity income as cash dividends that are taxed at 15%?

Preparing journal entries-issuance of the bonds : Swanson's fiscal year ends on December 31. Prepare the following journal entries: a. April 1, 2009, to record the issuance of the bonds.

What was the core teaching of jesus : What was the core teaching of Jesus? Give at least two examples from the Gospels that show Jesus emphasizing this teaching.

Probability sample average would be less than ninety pounds : The standard deviate of fresh fruit consumption is about 30 pounds. Suppose a researcher took a random sample of 38 people and had them keep a record of the fresh fruit they ate for one year.

Which is the best definition of autoimmune disease : Which of the following is the best definition of autoimmune disease?

How much naoh is needed each day : NaOH + CO2 -→ Na2CO3 + H2O . If the average human body discharges 536 g of CO2 per day, how much NaOH is needed each day for each person in the spacecraft?

In extracting an organic compound from an aqueous solution : In extracting an organic compound from an aqueous solutin, what is the practical advantage to having the organic solvent be more dense

Describe atleast ways in which a firm can limit a worker : Describe atleast 4 ways in which a firm can limit a worker's shirking. Ground your answer in an explicit theoretical framework(that you clearly state) that explains worker shirking behaviour.

User Account

All Pages