find the value between z score -2.9 and 1.5287

Q: Find the raw score which corresponds to z=1.6?

A:

Q: Determine the P-value.

A: Introduction: Here, μ denotes the true population mean. Since the claim is that μ > 1,290, the…

Q: Which value is greater than at most 75% of all scores in a data set?

A: The median is middle value of the observations, above or below which 50% of the observations lie.

Q: How smart is your phone? A random sample of 10 Samsung Galaxy smartphones being sold over the…

A: We have given that,  The data set is,  199, 169, 385, 329, 269, 149, 135, 249, 299, 249 standard…

Q: Identify the t-statistic. to = (Round to two decimál places as needed.)

A: Given:

Q: what is an average

A: You want a meaning of average.You know average is also called as mean which is one of the Measures…

Q: Find the z score value for a data value of 15. Z-score = ? (Round to 2 decimal places)

A: It is given that the random variable is normally distributed with  Mean, μ = 12 Standard deviation,…

Q: How did you get p value from hats given?

A: Solution-: We have test statistic=t_{stat}=-2.115 and df=87 We want to find the how to get p-value=?…

Q: Find the percentile rank of students obtaining the scores:

A:

Q: what is the z score that corresponds to P18

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

Q: Help me figure out what is a p-value?

A: In this case, we need to define the p-value.

Q: Assuming all conditions for the appropriate test are met, the agriculturalist reported a p-value of…

A: Given, p value = 0.072 α = level of significance =0.05

Q: find the test statistic and p value.

A: Given, The data on the number of games played in a yearly best of seven baseball championship series…

Q: The indicated z score is

A: Given a standard normal distribution graph with mean 0 and standard deviation 1.  We need to find z…

Q: b. What is the​ p-value?

A: From the obtained results, the test statistic value is -2.00 and the test is two-tailed.

Q: how do you find z score from a P value in statistics?

A: We habe to find z score from p value.

Q: A man has an adopted grandson. After examining him at his 2-year checkup, the boy's pediatrician…

A: For a variable, X~N(μ,σ2), the z-score is, Z=X-μσwhereμ=population meanσ=population standard…

Q: find the mean for the following set of scores 2 7 9 4 5 3 0 6

A: The formula for calculating the mean is, The sum of  set of scores is,

Q: Explain the reasons why we might have positive, negative z_scores? When is the z_ score equal 0

A:

Q: . What is the p-value?

A: here given  Sample mean  = 24 mph  Sample standard deviation  =  2.2 mph  Sample size  = 14  here…

Q: How did you get the p-value?

A:

Q: What is p value ?

A: The​ P-value is the probability of observing difference in the sample statistic this high or higher…

Q: Es. What is the lowest I.Q. score acceptable for the advanced training ?

A: Let X denote the IQ of army volunteers. Given that X follows N(mean = 110, SD = 10), then Z = (X -…

Q: Find the z-score that corresponds to the 63rd percentile

A: we have to find the Z-score that corresponds tothe 63rd percentile.

Q: The absolute value for the difference between the two ladies z-score is

A: Let , X→N(μ=15.7 , σ=7.43) Since , the Rena's score on the exam is 9 and Sara's score was 25. We…

Q: The z-scores are

A: Here use standard normal distribution table for z score

Q: Z score that corresponds to p97

A: Given, Confidence level= 97% Level of significance,α =1-0.97=0.03

Q: The predicted college GPA for a high school GPA of 3.8 and a college board score of 500 is (Round to…

A: The equation of the college GPA is y^=0.16+0.51x1+0.002x2. The variable x1 is defined as the high…

Q: Find the z-score z_0.025

A: The random variable z represents the standard normal distribution with parameters . The Excel…

Q: the p-value=

A: We have Given Chi-squared statistics=33.879 from the contingency table of observe and expected…

Q: How would you interpret a z score of ‐3.0?

A: To finde z score we need mean (mu) and standard deviation (sigma) of the sample. We Calculate z…

Q: What is the value of ΣX2 for the scores 2, 4, and 5?

A: The scores are given as 2, 4, and 5.

Q: The mean GPA for a 127 residents of the local apartment complex is 1.6. What is the best point…

A: Assume that the random variable X defines the mean GPA for a randomly selected residents of the…

Q: What's the p-value?

A: In this case, we need to define the p-value.

Q: Explain how the formula of finding the x-value of the corresponding z-score was formed.

A: The outcome of a random experiment is called random variable. And z-score is the standardized value…

Q: What is the p value and z value?

A: The sample sizes are 400 and 500.

Q: Calculate the standard score of the given X value, X=36.5, where μ=36.7 and σ=32.5. Round your…

A: According to the given question, the standard score of the given X value, when

Q: Z-Score for Female and Male

A: A Z-score could be a numerical measurement that describes a value's relationship to the mean of a…

Q: How do you calculate the z score ? Explain the Steps?

A: The standard score is the number of standard deviations by which the raw score value is above or…

Q: Determine the P-value for a test of significance with t= -2.861, n = 20 and H₁ μ< 100. a

A: The given data is t=-2.861 n=20 Ha: μ&lt;100

Q: Determine the test score of John in Statistics if he has a z-score of 1.9. (SD = 4, mean = 85)

A: Given that in statistics, John has z-score of 1.9 where mean score is 85 and SD is 4. Here, to find…

Q: 5. Given an example where you measured the height of 10 of your classmates and computed a mean of 70…

A: Note:Hey there! Thank you for posting the question. Since population mean is not given, we are…

Q: Use the table below to help estimate the p- value. Based on the p-value, choose the correct…

A: The test statistic value is -2.28 and the test is two tailed.

Q: Sean also took the SAT (μ=1010,σ=200) and had a z score of +0.25. What was his SAT raw score? What…

A: Given data, μ=1010 σ=200 z-score=0.25

Q: What are the steps for Finding Proportions beyond Two Scores?

A: Z-score: Z-score shows how far a score is away from the mean or it shows how standard deviation away…

Q: Which is the correct output (B or C) for the appropriate test? Explain.

A: A student compared organic food price at Grocery1 and Grocery2 here we use Paired t-test for…

Q: Calculate the standard score of the given x value, x=70.4, where μ=67.5, σ=3.7. Round your answer to…

A: The standard score is given by z.

Q: Marshall took the SAT ( μ=1010,σ=200) and had a raw score of 950. What was his z-score? What was…

A: Given data,  μ=1010 σ=200 Raw score X=950

Q: Find the z score for test scores of 70 _____ and 90 ______.

A: The z-score of a sample data is Here, mean is 70.3 and standard deviation is 13.5.

Confidence Intervals

When we calculate intervals in probability and statistics, it can be simply termed as finding out a confidence interval. The confidence interval is usually calculated from the data set which is observed. The value of the parameter that needs to be calculated is present here only.