Question 24 What is the shape of the following distribution? Result: 0,00 of 1,00 Your answer: J-shaped Reverse J-shaped Right-skewed Left-skewed

Q: The shape of the distribution of the data pictured below could best be described as Frequency 30- 25…

A: the histogram is : we have to find shape of distribution.

Q: In a normal distribution, the ___________ focuses on 50% of the cases instead of the highest and…

A: Out of all probability distributions, the normal distribution is very popular and widely used for…

Q: For any distribution what is the score that separates the highest 10% from the rest called?

A:

Q: Several students from a statistics class each conduct an opinion poll on how much people thought the…

A: The information provided in the question are as follows : The sampling distribution follows normal…

Q: The boxplot below shows the age of students in two of my statistics classes by marital status…

A: Box plot is graphical representation of five number summary. That is minimum, first quartile,…

Q: Descriptive Statistics extra 1 Valid 10 10 Missing Mode Median Mean Std. Deviation Minimum -1.600…

A: Given: Descriptive statistics

Q: The proportion of Americans who are satisfied with the way things are going in their lives is 82%.…

A: It is given that sample size (n) is 100 and p =0.82.

Q: Find the​ z-score that has 93.82​% of the​ distribution's area to its left.

A: given probability is P(Z<z0)=0.9382

Q: What is the distribution of x=21

A: We know that , A discrete distribution is a statistical distribution that shows the probabilities of…

Q: The accompanying data set contains the length of the gestation period (in days) of 19 animals.…

A: Since you have posted a question with multiple sub-parts, we will solve first 3 sub-parts for you.…

Q: In a normal distribution, exactly ___ percent of all scores fall above the mean, and ___ percent…

A:

Q: The smaller the spread of scores around the arithmetic mean....?

A: The standard deviation is a measure of dispersion. It measures the variability in the data. If the…

Q: Hello Ritty created a sampling distribution that looks like the below. Her PI (principal…

A: Solution As the sample size increased the standard error of sampling distribution become decreased n

Q: (d) How many more 9's were observed than 11's? (e) Determine the percentage of time a 5 was…

A: Given data: An experiment was conducted in which two fair dice were thrown 100 times. The sum of the…

Q: Hello. I appreciate any help. Thanks.

A: Standard Error of a sample proportion is given by:

Q: Please andswer and explain. Thank you

A: The image shows a dot plot representing the distribution of proportions of students enrolled in…

Q: The high temperature, in ∘C, on the first day of winter was recorded in a certain city every year…

A: Given data is,4,12,6,9,6,11sample size(n)=6

Q: True or False:   In a symmetric distribution, the mean and median are approximately the same.

A: Given that  In a symmetric distribution, the mean and median are approximately the same.

Q: Explain why rolling a die until 3 shows can be modeled by a geometric distribution

A: An experiment consists of rolling a single die.  The event of interest is rolling a 3: this is…

Q: Hello Kitty created a sampling distribution that looks like the below. Her PI (principal…

A: Change in sample size has big effect on sampling distribution. Sampling distribution approaches to…

Q: What is formula for Mean of the Sampling Distribution of the Mean?

A:

Q: Find the � value to the left of the mean so that (a) 82.12% of the area under the distribution curve…

A:

Q: For any distribution, what is the z-score corresponding to the mean?​

A: The z-score of a random variable x is defined as follows: z = (x – µ)/σ. Here, µ and σ are the mean…

Q: How is the shape of the F distribution affected by the degrees of freedom?

A: Given data How is the shape of F distribution affected by the degrees of freedom

Q: 3. For a final class project, a student plans to survey a representative sample of 50 students and…

A: Provided information is, for a final class project a student plans to survey a representative sample…

Q: What is the z-score boundary for the bottom 2.5% of the distribution?

A: To find the z-score for the bottom 2.5% of the distribution.

Q: The histograms show the cost of living, in dollars, for 32 U.S. cities. The histogram on the left…

A: Given, The Histogram shows the cost of living of 32 U.S. cities.

Q: Which is correct for a distribution that is skewed to the left?

A:

Q: Which distribution's height begins low, increases until the middle, and then decreases in a…

A:

Q: A carpet manufacturer is inspecting for flaws in the finished product. If there are too many…

A: Given information, A carpet manufacturer is inspecting for flaws in the finished product. If there…

Q: Why does the mean inaccurately summarize a skewed distribution?

A: If the distribution is symmetric then mean is accurately summarized the data because it is exactly…

Q: For a normal distribution, find the z-score location that divides the distribution as follows:…

A: a. The standard normal variable Z follows normal distribution with mean 0 and standard deviation 1.

Q: Which BEST describes the shape of the distribution?

A: Which BEST describes the shape of the distribution?   Uniform   Skewed right   Skewed left…