The annual per capita consumption of ice cream (in pounds) in the United States can be approximated by a normal distribution with mean of 20.7 Ibs and a standard deviation of 4.2 Ibs. What proportion of randomly selected people living in the US consume between 15 Ibs and 30 lbs of ice cream on average yearly? (NOTE: this is just another way to ask: Find the probability that a randomly selected person living in the US consumes between 15 lbs and 30 Ibs of ice cream on average yearly?) Answer in a complete sentence in context.

The annual per capita consumption of ice cream (in pounds) in the United States can be approximated by a normal distribution with mean of 20.7 Ibs and a standard deviation of 4.2 Ibs. Find the probability that the population consumes at most 10 lbs yearly? Answer in a complete sentence in context.

The Army reports that the distribution of head circumferences among male soldiers is approximately normal with μ =22.8 inches and σ = 1.1 inches. What is the circumference of a soldier whose head is 2.34 standard deviations above the mean?

The diameter of an electric cable is normally distributed, with a mean of 0.9 inch and a standard deviation of 0.02 inch. What is the probability that the diameter will exceed 0.91 inch?  a. 0.1915 b. 0.2785 c. 0.6170 d. 0.3185 e. 0.3085

You are interested in how uniform the lengths of socks are that are produced at a factory. You measure the distribution and see that there is a normal distribution for the length of the socks. Given the following information, how likely is it that a sock is above 25 cm. Mean: 20 Standard deviation: 10.5

The systolic blood pressure of adults in the USA is nearly normally distributed with a mean of 121 and standard deviation of 16 .Someone qualifies as having Stage 2 high blood pressure if their systolic blood pressure is 160 or higher.c. Stage 1 high BP is specified as systolic BP between 140 and 160. What percentage of adults in the US qualify for stage 1?____%d. Your doctor tells you you are in the 30th percentile for blood pressure among US adults. What is your systolic BP? Round to 2 decimal places.____lbs

Suppose there is a city where the mean cost per month of a one-bedroom apartment is $1,500, with a standard deviation of $250. Approximately what percentage of one-bedroom apartments in the city cost between $750 and $1,000?

The annual income for a sample of 450 part-time students is normally distributed with a mean income of   $31,000 and a standard deviation of $3,000. What is the probability their annual income is $22,000-$28,000?

The cost of textbooks is normally distributed with a mean of $222. You do not know the population standard deviation, but you know the sample standard deviation is $46.What is the probability that from a sample of 15 textbooks, their average cost will be less than $230? (Report answer accurate to three decimal places.)

Suppose we know that the aspirin content of aspirin tablets follows a Normal distribution with standard deviation of o= 5 mg.