rainfall totals in Baguio City follow a nc nches and standard deviation of 6 inches. what is the probability that total rainfall w -vals? 12 inches man 27 inches 24 and 33 inches

Q: Truck delivery fleet travel a mean of 110 miles per day with a standard deviation of 25 miles per…

A: Obtain the Z-score for the random variable X equals 97. The Z-score for the random variable X equals…

Q: Find the mean and the standard deviation for these ages. b) Draw the boxplot and explain what it…

A: When the data is provided , we can give insight to the data by doing certain plots . Also by…

Q: Trivia Quiz The probabilities that a player will get 6-11 questions right on a trivia quiz are shown…

A: X67891011P(X)0.060.10.30.10.140.3

Q: Seven students on an intramural team weigh 179 lb, 172 lb, 174 lb, 185 lb, 162 Ib, 181 Ib and 193…

A: According to the provided information, the sample weights are 179, 172, 174, 185, 162, 181, 193

Q: Find the sample standard deviation. The top five scores on last semesters midterms were 90 97 100 90…

A: The question is about measures Given : Data - 90, 97, 100, 90, 93   To find : Sample std. deviation

Q: Suppose the mean height in inches of all 9th grade students at one high school is estimated.

A: Population standard deviation, σ =3 inches Sample size n=6

Q: Tossing Coins Find the mean, variance, and standard deviation for the number of heads when 19 coins…

A: Let X be the number of heads and n be the number of coins tossed.

Q: Suppose a variable is normally distributed. What percentage of scores fall between one standard…

A:

Q: Use the probability distribution to complete parts (a) and (b) below. The number of defects per 1000…

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Q: Trucks in a delivery fleet travel a mean of 130 miles per day with a standard deviation of 39 miles…

A: The data on per day mileage of a delivery truck is normally distributed. Population mean, Population…

Q: what is the probability that you will receive a grade that is between 89 and 97 on this exam?

A: The mean of grades for the latest statistics exam is 93 and SD is 4.

Q: ind the probability that a voice recorder will last between 2.8 and 6 years. Find the 70th…

A: Let X denote the voice recorder and it follows normal distribution with mean of μ=4.1 years and…

Q: The following are two data sets on car dealership sales at two dealerships. Which data set has the…

A: The standard deviation formula: standard dveiation = ∑xi-x2n-1Here,Xi= sample valuesx = sample meann…

Q: The time spent waiting in the line is approximately normally distributed. The mean waiting time is 5…

A: given data,normal distribution μ=5σ=3probability that person will wait more than 9 minutes =?

Q: Trucks in a delivery fleet travel a mean of 110 miles per day with a standard deviation of 35 miles…

A: Let X be the miles driven per day by a truck.

Q: art professor gives an A to any student in the top 9% of the distribution. The grades are normally…

A: Given X~N(mean μ=60, standard deviations σ=5) P(X>b)=9%

Q: Trucks in a delivery fleet travel a mean of 100 miles per day with a standard deviation of 38 miles…

A:

Q: Exam scores have a normal distribution, with Mean of 70 and Standard deviation of 10. Bob’s score…

A: Exam scores have a normal distribution, with Mean of 70 and Standard deviation of 10. Bob’s score…

Q: Trucks in a delivery fleet travel a mean of 80 miles per day with a standard deviation of 35 miles…

A: We denote the mean by the symbol  and the standard deviation by the symbol . It is giventhat  and…

Q: Find the indicated probability. The incomes of trainees at tthe local mill are normally distributed…

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Q: Use software or a calculator to find the range, variance, and standard deviation of the following…

A: Measure of central tendency measures the central or average value of a dataset. Measured of…

Q: Consider the data:  10, 7, 9, 13, 11, 13, 14.  (Show your work.) a)Determine the mean.…

A:

Q: The annual income for a sample of 450 part-time students is normally distributed with a mean income…

A: Given that.   X~N( μ , ?)   μ=31000 , ?=3000   Z-score =( x - μ )/?

Q: Assume that adults have IQ scores that are normally distributed with a mean of 100 and a standard…

A:

Q: Find the mean, variance and standard deviation. round all answers to on decimal place.

A: Solution: Suppose two dice rolled. Then, the sample space is Let X be the sum shown on the two…

Q: Using the dotplot of % Bachelor's Degree below, determine the range, IQR, variance and standard…

A: Given dot plot is Data from the dot plot is,19,20,24,25,27,27,28,29,29,32,32,33,35,36,49Arrange the…

Q: Trucks in a delivery fleet travel a mean of 8080 miles per day with a standard deviation of 3030…

A:

Q: Legs for a wooden dining room table are produced by a computer numerically controlled (CNC) Iathe.…

A: Suppose a random variable x, defines the lifetimes of cutting blade.

Q: Find the range, variance, and standard deviation of starting salaries for 9 states. Round your…

A: Given: Starting salary, X 28200 27500 27840 26643 27284 33730 32369 33775 30619

Q: Annual Precipitation (Inches) Stem Leaf 0 6 1 9. 2| 127 3 356 434 5 036 6. 68

A: From Given stem and leaf  plotThe data values…

Q: The ages in years of a random sample of shoppers at a gamming store are shown. 12, 17, 23, 13, 20,…

A:

Q: Trucks in a delivery fleet travel a mean of 100 miles per day with a standard deviation of 38 miles…

A:

Q: Trucks in a delivery fleet travel a mean of 100100 miles per day with a standard deviation of 3535…

A: The objective of this question is to find the probability that a truck drives less than 148 miles in…

Q: The amount of snowfall falling in a certain mountain range is normally distributed with a mean of 80…

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Q: Juan makes a measurement in a chemistry laboratory and records the result in his lab report. The…

A: The standard deviation of students lab measurements is 8. Juan repeats the measurement 2 times. That…

Q: If you buy one ticket everyday for 365 days, find the mean and standard deviation for the numbers of…

A: