How did you get the anserw 36.36% from the question below The provided data includes an average weight loss of 41.41 lbs for 66 subjects in a weight loss program. The chances of getting such results with a diet that has no effect is 36.36%.

Q: The value of the test statistic is

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Q: Over the past few decades, public health officials have examined the link between weight concerns…

A: To examine the link between weight concerns and teen girls' smoking, the  public health…

Q: What is the conclusion about the t-statistic and the p-value?

A: Decision rule: If p-value ≤ α, then reject the null hypothesis. Otherwise, fail to reject the null…

Q: If the t-statistic for a variable is -1.74, is the variable statistically significant? No Yes

A: Given: Test statistic is -1.74

Q: nen testing for differences between treatment means, the degrees of freedom for the t-statistic are

A: In ANOVA while testing the difference between the treatment means the degrees of freedom for the…

Q: What does a z-score tell you about a data value?

A: Solution: Let X be the random variable. The z-score is the standardized value of the given data.

Q: 3. How was the data collected?

A: Data collection is an important part because the whole analysis will depend upon the collected data.…

Q: When solving a problem related to one sample and the confidence interval of variance. Which table…

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Q: Explain how can we find the corresponding z-score of an area and a percentile.

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Q: How do we find the corresponding z-score of an area and a percentile?

A:

Q: Briefly explain why you should use the ANOVA rather than other tests we studied to determine if the…

A: If there is more than 2 conditions in an experiment a ANOVA is required. The fact the ANOVA can test…

Q: k of developing lung cancer among individuals who smoke is 15.0. Which of the following is the most…

A: Relative risk is the ratio of the risk exposure group to the risk of non-exposure group. It is one…

Q: Does training in stress reduction make a difference for student success?  15 students received…

A: Given Information: Sample 1: Sample size n1=15 Sample mean M1=88 Sum of squares SS1=400 Sample 2:…

Q: 2. Use the first 30 data values in Table 1. Test, at the 5 percent level of significance, the…

A: For mean cholesterol, The hypothesis to be tested is- H0:μmen=μwomen H1: μmen≠μwomen This is a…

Q: Your instructor has the Mid-Term examination grades. He told you that the 25th percentile is 51 and…

A: Given that, Your instructor has the Mid-Term examination grades. He told you that the 25th…

Q: Do You Find Solitude Distressing? "For many people, being left alone with their thoughts is a most…

A: Here, the number of college students those who were asked to hand over their cell phones and sit…

Q: In 1995, the proportion of all mutual funds that beat their benchmark indices was .42. In 2002, a…

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Q: a. What is the 25th percentile of HDL in patients recelving the placebo? b What is median HDL. in…

A: a. First quartile: First quartile is the median of all the observations that are left to the…

Q: Using the table, How would you write the results for the statistically significant improvements in…

A: Here, we have a data related to 30 individuals.  Studying caregiver's stigma, a few questions have…

Q: The student government took a poll on a policy they would like to suggest to the dean. The…

A: Given that,

Q: Joe wanted to conduct an experiment where participants were randomly assigned to receive either no…

A: GivenDependent variable = heart rate in beats per minutethe independent variables is amount of…

Q: If you choose to work with a t-score, how many degrees of freedom would you have?

A: Here given  Sample mean = 87 Sample size = n = 25

Q: Some sport injuries are not immediately obvious, like the neurological damage that may occur when…

A: Hello thank you for the question. According to our policies can answer only three sub parts at a…

Q: In a sample of 81 elements, the mean was 60 and the variance was 144. What is the standard error for…

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Q: hat is a percentile and how do we plot them on box and whisker plots?

A: Percentile is the value in statistics which divides the population in two groups. The certain…

Q: on a 100 item test romel got a score of 88 which is the 9th decile what does it mean

A: Di = i * (n + 1)  10 th data

Q: In a paired samples t test, explain the logic of difference scores (why do you need to find them to…

A: PAIRED T-TEST: The paired t test is also defined as dependent- t test.  This test is used to test…

Q: What is the / Find the 99th percentile of the t-distribution with 18 degrees of freedom.

A: Here Given df =18

Q: What is the 25th percentile of a χ2 distribution with 20 degrees of freedom? What symbol is used to…

A: It is an important part of statistics. It is widely used.

Q: A researcher reports an F-ratio with dfbetweenbetween = 2 and dfwithinwithin = 30 from an…

A: From the provided information, The degrees of freedom between (k – 1) = 2 The degrees of freedom…

Q: In psychology, what are two factors that decrease statistical power?

A: Factors that affect power are There are 3 factors that affect power are :-• Sample size (n) : -…

Q: What percentage of the data in a sample falls below the third quartile Q3?

A: There are three quartiles Q1, Q2 ans Q3. 25% of observations lies between each two quartiles.

Q: 11. Out of 485 students, Roger equal to 'or lower than Roge 12. A group of 750 people tak« 65th…

A: percentile - score below which given percentage of scores fall

Q: In a 70 item test, Chloe got a score of 50 which is the third quartile. What does it mean?

A: We know that their are 75% data points are lies below the third quartile.

Q: In the recent study, US graduates of for-profit higher institutions were between 4.8 and 6.7…

A: Note: Hi there! Thank you for posting the question. As there are multiple different questions,…

Q: A measure of total variation in the observed values of the response variable is the ______. The…

A: Coefficient of determination: The coefficient of determination (R) is the percentage of the total…

Q: Is there a significant relationship between income and the level of work adjustment of the…

A:

Q: Statistically what is “all the children are above average.” mean

A: The mean (average) is referred to the central measure of the given data. The mean value indicates…

Q: A study reported a correlation between height and weight r = .5, p < 0.05. What is the proportion of…

A: Here correlation between height and weight is r = 0.5 and p&lt;0.05

Q: What statistical tool should I use for this problem?  A graduating nursing student conducted a…

A: Test of proportion It is used to test which group have more contribution then the other. Suppose…

Q: Sarah thinks that she has lost interest in online shopping. Based on her shopping history, she can…

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Q: B. Would the Floor Area be a significant predictor of Assessed Value?

A: Let x be the floor area, and y be the assessed value.

Q: The claim is that the proportion of peas with yellow pods is equal to 0.25​ (or 25%). The sample…

A: Given that, x=117,n=450,p=0.25 The sample proportion is,

Q: Based on what we know about infants' use of statistical learning, what might explain individual…

A: The median number of words children know by the age of 1 year is 70. The 10th percentile is 25 words…

Q: A local college newsletter reported that the average American college student spends one hour​ (60…

A: The hypothesis to be tested here is: H0:μM=μFH1:μM≠μF This is a two-tailed test. Here nM=30  and…

Q: One standard for admission to Redfield College is that the student must rank in the upper quartile…

A: Given data: One standard for admission to Redfield College is that the student must rank in the…

Q: Find the technique for gathering data in the study below. An analysis of a sample of 31,000 patients…

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Q: hours. Is there a significant difference between the average life of all of the manufacturer's…

A: here from given information  sample mean  =  24.3  sample size  = n = 35  population standard…

Q: In the recent study, US graduates of for-profit higher institutions were between 4.8 and 6.7…

A: "Since you have asked multiple questions, we will solve the first question for you. If you want any…

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.