How would you interpret r(37) = .89, p < .05?

Q: what is the significance of the equal sign?

A: Explanation of the answer is as follows

Q: The manager wants to rank the five employees based on performance with number of errors weighted…

A: Note: As per the guidelines, in case of multiple questions, answer to the first question will be…

Q: Twenty years​ ago, 52​%of parents of children in high school felt it was a serious problem that high…

A:

Q: Illustrate the Test R2 for significance?

A: Coefficient of determination: The coefficient of determination (r2) is the percentage of total…

Q: I have a statistics class with 35 students in the first test's mean score was 78. I lost one of the…

A: The mean of the 35 students’ test score is 78That is,

Q: Vhat percent of the population obtains scores of 410 or less? What is the minimum score needed to…

A: Let , X→N(μ=500 , σ=100) Our aim is to find following :  a) P(X≤410) b) The minimum scores needed to…

Q: A microbiologist wants to estimate the concentration of a certain type of bacterium in a waste-water…

A: A microbiologist puts a 0.5 mL sample of the wastewater on a microscope slide and counts 39…

Q: A student added 3/4 and 1/2 and obtained 4/6 as an answer. How would you use estimation to show the…

A: Now, the student added 34with 12 to obtain 46 as the answer. We know that, 34+12=1×3+2×14=3+24=54…

Q: A salesperson notices when they share testimonials from current and past clients with their…

A: Given data: A salesperson notices when they share testimonials from current and past clients with…

Q: What is the Mean of the Men group? how about the Women group?

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Q: ate Kobe was 6'6" (or 78 inches).  Suppose the average height of men is 5'9" (or 69") and SD is 3".…

A:

Q: What is Multiple Comparisons?

A: In statistics and probability theory, Multiple Comparisons (also known as multiplicity or multiple…

Q: How do you determine which exam score is higher relative to others

A: The normal distribution is a continuous distribution.

Q: The mean of 200 items was 50. Later on it was found that two items were wrongly taken as 92 and 8…

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Q: An analysis was conducted to determine whether the average height of the 25 girls in the same class…

A: Here Avg height of 25 girls in the Same class is difference from population mean is checked Here…

Q: EXPLAIN WHAT A RELIABILITY COEFFICIENT IS AND WHAT A COEFFIENT OF 0.90 MEANS.

A: we have to discuss about reliability coefficient

Q: How did you get the p-value?

A:

Q: What are the Key Assumptions about the error term?

A: The error term can be denoted as ∈.

Q: Describe how to find approximate p-Values.

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Q: What is the p value if the mean is 98.6, n=7, t= -2.114?

A: The P-value is the probability that provides strong evidence in favor of the alternative hypothesis.…

Q: Q2. Mean of 20 values is 45. If one of these values was wrongly taken as 64 instead of 46. Find the…

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Q: The mean score of 10 students of an algebra class was 85. When two new students enrolled, the mean…

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Q: How do I solve this question using the comparison test?

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Q: The Bureau of Labor Statistics keeps track of occupational injuries in various categories. In a…

A: Given, Salary workers mean fatal injuries = 4600 Self-employed mean fatal injuries = 1044

Q: have to Explain the result of each variable using mean,meadian,mode and 5% trimmed mean of male and…

A: Mean , median and mode are the central tendencies that give a single value by identifying the…

Q: Lisa has entered a 95% condensate interval number (132,144 What is the estimate of the mean

A: Given 95% confidence interval for mean is (132, 144). The estimate of the mean is, Mean=132+1442…

Q: The average of 7 consecutive even integers is 20. What is the median

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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: Asurvey of 125 freshmen business students at a local university produced the results isted below.…

A: Here use venn diagram

Q: nursing school professor is interested in determining how her college students compare to the…

A: Given, mean (µ) = 100 standard deviation (σ) = 20 Let X denote the exam score, then, X ~ Normal (µ =…

Q: The table shows the results of a survey of students in two math classes. Find P(more than 1 hour of…

A: Here we will find the probability,

Q: uppose the proportion of all college students who have used marijuana in the past 6 months is p =…

A:

Q: researchers calculated for their study that the mean difference () = 5.65 and the SE of the Mean…

A: Solution: From the given information, the mean difference is 5.65 and the SE of the mean difference…

Q: 142 The average marks secured by 50 students was 44. Later on, it was discovered that a score 36 was…

A:

Q: The mean of Fred's 6 test Scores is 86. His teacher will drop his lowest grade of 78. What is Fred's…

A: Given The mean of Fred's 6 test score is 86. His teacher will drop his lowest grade of 78. So we…

Q: P25 means than an examiniee got 25 out of 100 item exam. True or False?

A: Partition values divide the series into a number of equal parts. * Three points which divide the…

Q: WHAT IS THE T-SCORE FOR A SCORE OF 90

A: The normal distribution in the center is generally denser and basically less dense at tails. Two…

Q: hy many quantitative analysts don't like to participate in the implementation process? What can be…

A: Implementation is the process that turns strategies ad pans into action in order to accomplish…

Q: The mean weight of 150 students in a class is 60 kg. The mean weight of boys in the class is 70 kg.…

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Q: private opinion poll is conducted for a politician to determine what proportion of the population…

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Q: z score and p value I have my work above

A: your sample proportions are wrong From given data we have: n1=354+315=669n2=363+272=635x1=354x2=363

Q: A magazine provided results from a poll of 2000 adults who were asked to identify their favorite…

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Q: 14 16 21 25

A: We have given that  Box plot  Min = 9  Q1= 14 Q2= median = 16  Q3 = 21 Max= 25

Q: What are the percentages of scores between -1 and -2/1 and 2?

A: Given problem Given that

Q: What is the relationship between R sqare and p-value?

A: Relationship between R square and p-value

Q: Twenty years​ ago, 47​%of parents of children in high school felt it was a serious problem that high…

A:

Q: is winning the election (in other words, his support rate is higher than 50%)?

A: Here confidence interval for proportion is as shown in further step

Q: Before an increase in excise duty on tea, 400 people out of a sample of 500 persons were found to be…

A:

Q: ter six biology tests, Ruben has a mean score of 73. What score does Ruben need on the next test to…

A: Given data,After six biology tests, Ruben has a mean score of 73Which means∑x6=73∑x=438What score…