No need to show work

0 Question 15 B 0/2 pts '0 3 23 99 CD Details If the area to the left ofm in a normal distribution is 0.308, what is the area to the right of .75? Answer: D If the area to the right ofm in a normal distribution is 0.308, what is the area to the left of .75? Answer: D Question Help: E Message instructor Submit Question 0 Question 16 B 0/2 pts '0 3 8 99 (9 Details Suppose that a brand of lightbulb lasts on average 2837 hours with a standard deviation of 127 hours. Assume the life of the lightbulb is normally distributed. Calculate the probability that a particular bulb will last from 2450 to 3007 hours? P(2450 160? Give your answer to the nearest person. Note: I had a bit of an issue encoding rounded answers, so try rounding both up and down if there's an issue! people 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 Question Help: Video 1 Video 2 Message instructor Submit QuestionQuestion 4 0/2 pts 93 98 8 Details Adult men have heights with a mean of 69.0 inches and a standard deviation of 2.8 inches. Find the height of a man with a z-score of -0.4 (to 2 decimal places) Question Help: Video Message instructor Submit Question Question 5 0/2 pts 9 3 99 0 Details The Acme Company manufactures widgets. The distribution of widget weights is bell-shaped. The widget weights have a mean of 63 ounces and a standard deviation of 11 ounces. Use the Standard Deviation Rule, also known as the Empirical Rule. Suggestion: sketch the distribution in order to answer these questions. a) 100% of the widget weights lie between oz and OZ b) What percentage of the widget weights lie between 41 and 96 ounces? % c) What percentage of the widget weights lie above 52 ? % Question Help: Video Message instructor Submit