Sketch the graph that shows zo 31 and then determine zo 31- Click here to view page 1 of the normal distribution table. Click here to view page 2 of the normal distribution table. Choose the correct graph below. O A. O B. c. OD. 0.31 0.31 0.31 0.31 Z0.31 0 20.31 0 - 20.31 0 Z0 31 0 Z0.31

Q: 1. The statistics below provide a summary of the distribution of heights, in inches, for a simple…

A: 1) The first quartile is 43 inches and the third quartile is 48 inches.

Q: For a normal distribution, given a standard deviation of 3.8 and a mean of 54, what percent lies…

A:

Q: For any normal distribution, the mean, median, and mode will have the same value.

A: Our aim is to find the given statement is true of false

Q: consider a normal distribution, what probability is P(z>-25)?

A: P(z>-0.25) = 0.5987

Q: Given µ=70.5 and σ=4.6 of normal distribution, find a. ?(65 80) d. ?(? < 65)

A: According to the provided information, Mean (μ) = 70.5 Standard Deviation (σ) = 4.6

Q: If you know that the variance of a normal distribution is 64, then to the nearest whole number, what…

A: Given,variance(σ2)=64

Q: In a symmetric distribution with HH = 48 and standard deviation o = 3 Approximately what percent of…

A:

Q: Which of the following  is not a property of normal-distribution?   a. Mean, median and mode are…

A: We have to find incorrect statement.

Q: The quarterly returns for a group of 66 mutual funds with a mean of 3.1% and a standard deviation of…

A: Note: Hi, thank you for the question. As per our company guideline we are supposed to answer only…

Q: The distribution pictured below Is

A: A skewed right distribution is one which the tail is on the right side

Q: For a normal distribution if mean is 21, the probability of a value greater than 21 is a 0 b 05 C…

A: We have given that  Mean=μ=21  Standard deviation=σ X~Normal(μ=21,σ=σ)

Q: 5. Does the bell curve graph below represent a NORMAL DISTRIBUTION for a sample where the mean is…

A: Given graph

Q: In a standard normal curve, if P(z>n) = 98.81%, what is the value of n? A -1.22 B -2.26 2.26 1.22

A:

Q: The numbers of branches of the 50 top libraries are shown. 67 84 80 77 97 59 62 37 33 42 36 54 18 12…

A: Given data:…

Q: The following data are approval ratings for a new restaurant: 45, 27, 87, 99, 91, 90, 78, 77, 80,…

A:

Q: Sketch the graph that shows Zo.44 and then determine Zo.44- Click here to view page 1 of the normal…

A: Solution-: We want to sketch the graph that shows Z0.44 and then determine Z0.44=?

Q: hich of the following is most likely to be close to a normal distribution, and why? A. The number…

A: To determine the most likely to be close to a normal distribution

Q: If we model after-tax household income with a normal distribution, then the figures of a study imply…

A: Solution: Let X be the income in country E. From the given information, X follows normal…

Q: Which of the following describes the distribution? A. Unimodal   B. Bimodal

A: Mode: The mode is the data value that occurs with the greatest frequency or repeated value. From the…

Q: Below is the graph of a normal distribution with mean = standard deviation o = 84 and 2.4

A: Given Information: A graph of a normal distribution with mean μ = 84 and standard deviation σ=2.4 To…

Q: For which sample size (n) and sample proportion (6) can a normal curve be used to approximate the…

A: Answer :- Find  for which sample size (n)  and sample proportion (P^)  can a normal…

Q: The given graph represents a population with a Normal distribution.

A: Normal distribution , also known as the Gaussian distribution, is a probability distribution that is…

Q: For a normal distribution with m= 70 and s = 10, what is the minimum score necessary to be in the…

A: It is given that the for a normal distribution with m= 70 and s = 10. X~N(70,102) We have to find…

Q: Based on the relative frequency histogram below, which of the following statements is correct? 0.4…

A: A bimodal distribution is the one in which we have two modes but in our graph, we see only one cleat…

Q: A group of students in a math class were surveyed and asked: “How many hours each week do you study…

A: Solution

Q: For a perfectly symmetrical distribution with a median of 30, what is the value of the mean?​   a.…

A: Concept: For a perfectly symmetrical distribution Mean and median are same.

Q: In the following frequency distribution table, if you know that The standard deviation, S of this…

A: Given Data : Class Frequency 4 - 6 3 7 - 9 18 10 - 12 10 13 - 15 7 For calculating the…

Q: the standard deviation of the data in following distribution: 12 13 14 32 15 21 16 15 17 8 13 20

A:

Q: Calculate the median of a distribution with the following histogram: 9. 11.5 20.5 29.5 38.5 Class…

A: Median is the value which divides the data into two equal parts. The frequency of a class in grouped…

Q: Which of the following lies in the centre of the normal distribution curve? O a. Mean, Median and…

A: For normla distribution Distribution is symmetric .

Q: Answer the following problem. Draw the graph of each. Take a picture or scan your answer. Drop your…

A:

Q: Assuming that the student group with a grade arithmetic mean of 70 and a standard deviation of 10…

A:

Q: 11: For the following data, a) mean b) mode c) median

A: Given that  The data are 55,57,59,58,60,57,56,58,61,58,59 Note: According to bartleby experts…

Q: Question Fleip In a survey conducteby reputable marketing agency, 273 of 1000 adults 19 years of age…

A: Proportion: A proportion is referred to as the fraction, ratio, or percent that indicates that the…

Q: Find the 99th percentile of a normal distribution with mean 5 and variance 1. 1.28 .99 O 1.645 7.33

A: Given that mu =5,s.d =1,p value =0.99

Q: Given a normal distribution with μ=45 and σ=5​,   What is the probability that X<40​?   ​P(X<40​)=

A: From the provided information, Mean (µ) = 45 Standard deviation (σ) = 5 X~N (45, 5)

Q: Which of the following is the best illustration of how tails tend to occur in a normal distribution?…

A: Given data: Which of the following is the best illustration of how tails tend to occur in a normal…

Q: Which statistical graph is most appropriate to use when presenting the average daily temperature…

A: Bar Graph  is most appropriate to present the average daily temperature over a week.

Q: one study, bDrain weig men are ormally distributed wiLI kg and dala to answer parts (a) Click here…

A: According to a study, the brain weight of men is Normally distributed with a mean of 1.10 kg and a…

Q: 2. Which of the following graphs represent a normal distribution?

A: Here use basic graph properties for normal curve

Q: The random variable X, representing the number of cherries in a cherry puff, has the probability…

A: The random X denotes the number of cherries in a cherry puff.

Q: If a normal distribution has a mean of 35 and a standard deviation of 5, then The median is 35 and…

A: We know that normal distribution is symmetricaldistribution .i.e mean=median=mode

Q: Given a normal distribution with µ = 50 and σ = 4, if you select a sample of n = 100, there is a 45%…

A:

Q: Sketch the graph that shows z0 33 and then determine zo 33. Click here to view page 1 of the normal…

A: Solution

Q: According to​ Benford's Law, a variety of different data sets include numbers with leading​ (first)…

A: The aim is to check whether the leading digits in the issued checks are taken from a population…

Q: The following distribution is for the number of children in a family. Find the mean number of…

A: According to the given information, we have The probability distribution table is given by, Y 0 1…

Q: Which of the following predictions can be calculated using a geometric distribution?

A: here use basic of geometric distribution

Q: Fit a Poisson distribution to the following set of data : No. of Death : 1 4 Frequency : 142 156 69…

A: Given :

Q: Given a normal distribution with μ=45 and σ=5​,     What is the probability that X>37​?…

A:

Q: 1. A sample of the final exam scores in a large introductory math course is as follows 85 60 65 7o…

A: Data : 85,60,65,70,84,75,42,50,75,37,80,73,88,89,85,80,96,99,68,95

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.