considering a c chart with LCL =0.513 and UCL=19.487, what is the probability of detecting the mean number of nonconformities shifted to 20? select one: a. 0.125 b. 0.875 c. 0.470 d. 0.530 e. 0.997
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considering a c chart with LCL =0.513 and UCL=19.487, what is the probability of detecting the
select one:
a. 0.125
b. 0.875
c. 0.470
d. 0.530
e. 0.997
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- The patient recovery time from a particular surgical procedure is normally distributed with a mean of 5.3 days and standard deviation of 1.1 days. Use your graphing calculator to answer the following questions. Write your answers in percent form. Round your answers to the nearest tenth of a percent.a) What is the probability of spending less than 8 days in recovery? %b) What is the probability of spending more than 5 days in recovery? %c) What is the probability of spending between 5 days and 8 days in recovery? %Suppose that the distance of fly balls hit to the outfield (in baseball) is normally distributed with a mean of 247 feet and a standard deviation of 53 feet. Use your graphing calculator to answer the following questions. Write your answers in percent form. Round your answers to the nearest tenth of a percent. a) If one fly ball is randomly chosen from this distribution, what is the probability that this ball traveled fewer than 192 feet? P(fewer than 192 feet) = % b) If one fly ball is randomly chosen from this distribution, what is the probability that this ball traveled more than 204 feet? P(more than 204 feet) = %If the mean speed for a major league fast ball is 90 miles per hour and the standard deviation is 5 miles per hour, what would the standardized score be for a pitch that is 97 miles per hour? O 0.4 4.0 1.4 O 1.0
- The mean heignt Of male College Studen ts ina large city is 68 Inches and the Stander d deviotion IS 5 Inches. What heignt Would a male College Student must have lo order for the Students heignt to be the cutoff point for the 9sth percent1le ? (what is tne lowest heagnt n the top 5 %?)the heights of 18-year old men are approximately normally distributed with a mean of U= 68 inches and a standard deviation of O=3. what is the probability that an 18-year-old mean selected at random is less than 65 inches tall. a .8413 b .1587 c .1389 d .8765The weekly mean sale of a certain store is 3,884 pesos. When the measurements are reviewed it was found out that 3,221 pesos was erroneously written as 2,321. What are the actual weekly mean sales of the store?
- Find the indicated probability and interpret the result. From 1975 through 2020, the mean annual gain of the Dow Jones Industrial Average was 651. A random sample of 32 years is selected from this population. What is the probability that the mean gain for the sample was between 400 and 700? Assume o = 1540. The probability is (Round to four decimal places as needed.)The amount of growth, in a 15-day period, for a population of sunflower plants was found to follow a nor-mal distribution with mean 3.18 cm and standard devia-tion 0.53 cm.9 What percentage of plants grow (a) 4 cm or more?(b) 3 cm or less?(c) between 2.5 and 3.5 cm?What is the probability of randomly selecting a z-score less than z = –1.25 from a normal distribution? Question options: a. 0.2112 b. 0.1056 c. 0.8944 d. 0.3944
