ndard deviation of 1 television. Using Chebychev's Theorem, determine at least how many of the households have between 0 and 4

Q: You throw a ball as far as you can 5 times, recording the distance for each throw: 165 feet, 184…

A: since only 5 observation is given we will consider them as sample (n = 5)and population (N = 100)…

Q: Suppose the standard deviation of the weights of all Florida manatees is 72 pounds. Let be the mean…

A: Solution-: Given: σ=72,s=7 we want to find necessary sample size (n)=?

Q: The ages (in years) of a random sample of shoppers at a gaming store are shown. Determine the range,…

A: Given data:- 12,17,23,14,13,18,21,16,14,19Range=maximum-minimum=23-12=11Mean =…

Q: imagine we have 4 observations. the values lie  0 - 25 (inclusive, and repeats are allowed).  What…

A: Solution-:We have 4 observations. the values lie  0 - 25 (inclusive, and repeats are allowed).  What…

Q: A data set lists weights​ (lb) of plastic discarded by households. The highest weight is 5.37 ​lb,…

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

Q: Assume that the readings at freezing on a bundle of thermometers are normally distributed with a…

A:

Q: Set A has a standard deviation of 2 and Set B has a standard deviation of 5. Which statement is…

A: Solve the following

Q: The average American man consumes 9.8 grams of sodium each day. Suppose that the sodium consumption…

A:

Q: Assume that the readings at freezing on a batch of thermometers are normally distributed with a mean…

A: Here, µ=0°C, σ=1.00°C.

Q: Assume that the readings at freezing on a bundle of thermometers are normally distributed with a…

A:

Q: find the standard deviation of the population.

A: It is given as the ages (in years) of the 6 doctors at a local clinic are:41, 43, 33, 32, 31, 48

Q: Find the indicated IQ score. The graph to the right depicts IQ scores of​ adults, and those scores…

A: Let x be the IQ score which follows normal distribution with mean 100 and standard deviation 15. The…

Q: Assume that the readings on the thermometers are normally distributed with a mean of 0° and standard…

A: We have to find cat of velus  fine

Q: Find The mean, median; mode & standard deviation For the following numbers. -2.3578

A: Given that : Sample data :2,3,5,7,8

Q: Assume that the readings at freezing on a batch of thermometers are normally distributed with a mean…

A: Given: X follows normal distribution with μ=00C Standard Deviation σ=1.000C

Q: A sample of 9 shoppers at a supermarket is interviewed as they queue at the checkout. The number…

A:

Q: a. Find the mean of the battery lives. hrs (Type an integer or a decimal. Round to two decimal…

A: Here we have given the data, We have to find the mean of the battery lives and also standard…

Q: a) What is the mean speed now? What is the new standard deviation? The new mean would be mph. The…

A:

Q: Assume that the readings on the thermometers are normally distributed with a mean of 0°and standard…

A: It is given that the mean is 0 and standard deviation is 1.

Q: Assume that the readings at freezing on a batch of thermometers are normally distributed with a mean…

A: Method: Normal distribution

Q: Test scores for a Statistics class have a mean of 81 with a standard deviation of 4. Test scores…

A: The provided information is, For statistics class:μ=81,σ=4For Calculus class:μ=75,σ=3.5   The…

Q: c. Identify the mean and standard deviation of x. Choose the correct answer below. O A. µ and В. н…

A: If X be a random variable which follows normal distribution. Then mean and standard deviation of…

Q: Assume that the readings on the thermometers are normally distributed with a mean of 0 degrees and…

A: Let X be the readings on the thermometers which follows normal distribution with mean 0 degrees and…

Q: and a standard deviation of 1.00°C. A single thermometer is randomly selected and tested.…

A: Given: Assumption:  The readings at freezing on a bundle of thermometers are normally distributed…

Q: is randomly selected and tested. Find P80, the 80-percentile. This is the temperature reading…

A: It is given that  Mean, μ = 0 Standard deviation, σ = 1

Q: Assume that thermometer readings are normally distributed with a mean of 0degrees°C and a standard…

A: The standard normal variable Z is defined as, Z = (X – µ)/σ, where µ is the mean of the random…

Q: Suppose that the speeds of cars travelling on California freeways are normally distributed with a…

A: Given X=80 Mean=63