(d)  Course evaluation scale: poor, acceptable, good nomina lordinal     interval ratio   (e)  Score on last exam (based on 100 possible points) nomina lordinal     interval ratio

Q: 6. A relationship expert wants to know if people with higher levels of emotional intelligence…

A:

Q: Consider the hypotheses shown below. Given that x 116, o 26, n=43, a 0.01, complete parts a and b.…

A: Introduction :-  Here we have to do hypothesis testing. Given:-x=116σ=26n=43α=0.01Here we want to…

Q: researcher wants to compare the number of vehicles owned by families in one location to the larger…

A: Given that  Population:mean number of vehicles: 3.7 Sample:mean number of vehicles: 4.1standard…

Q: Randomly choose any 15 numbers ranging from ≥35 to ≤58, and represent the chosen data by…

A: A random number (RNo.) is a number which is chosen by chance from a given range of numbers or from a…

Q: Using table attached, What is the average (theoretical) number of licensed dogs per household in…

A: Given probability distribution table is,Value of X012345Probability P(X) 0.590.110.09?0.070.02Using…

Q: The mean for cat-OreDock condition should be?

A: The data shows the happiness level due to the type of pet and brewery.

Q: General Social Survey (GSS) 2006 collected the data of the number of people in each household in the…

A: The data on the number of people in every household is given.In this case, the variable is…

Q: What is the decision rule for the t-test that the mean child mortality rate for countries in Eastern…

A: It is tested that the mean child mortality rate for countries in Eastern Europe is more than the…

Q: I need to make a univariate analysis using this information of the income of patients. Calculating…

A: ValueValue DescriptionCountCumulative10 to 7999839832800 to 12491097208031250 to 1649776285641650 to…

Q: What is the area of proportion below a z-score of -.91? What is the area of proportion between the…

A: Z scores are given.

Q: Which multiple comparison test provide better protection against misses or type II errors? Describe…

A: Here's the explanation is as follows; The multiple comparisons,  occurs when one considers a set of…

Q: how to determine what is a Graphical Comparison and what is a Numerical Comparison

A: Graphical Analysis:The analyses of data done through graph techniques to determine the optimal…

Q: Addmissions officer sampled 124 entering freshmen and found that 35 of them scored less than 530 on…

A: According to the provided information, x=35 n=124

Q: Test Statistic p-value= =

A: The sample size for first population is 34, sample mean is 4.9 and sample standard deviation is 1.7.…

Q: Frequency Distribution - Both 50 40 30 20 10 140 – 154 155 – 169 170 – 184 185 – 199 200 – 214…

A:

Q: Differentiate between absolute and relative measure with at least three examples?

A: There are two types of measurement of dispersion. (1) Absolute measure (2) Relative measure.

Q: Calculate the missing value ** and use tables to approximate the value of ***. Using a 1% level of…

A: We have given that. We have given that  Sample size n =100 Sample mean =75.4 Standard deviation =15

Q: How do I find P-value using z score?

A: P-value from Z-score

Q: What are the essential differences among nominal, ordinal, interval and ratio scales? How do these…

A: There are two kinds of data we can observe in statistical analysis. Qualitative data (which is…

Q: 7th decile means 70% of the scores fall above the value of the 7th decile. True or False?

A:

Q: identify the level of measurement (nominal, ordinal, interval, or ratio). (I) Number of employees in…

A: Nominal : It is categorical variable scale. Ordinal : It is a variable measurement scale.

Q: do I find the standardized z-score?

A: A z-score gives you an idea of how far from the mean a data point is.

Q: Biundela Company produces glass boards. Recently the company received many complaints from its…

A: The following table shows the calculation of the figures for the control chart:

Q: Which level(s) of measurement is(are) considered quantitative? * Interval and Nominal Ratio and…

A: We have given that,  Which level (s) of measurement is(are) considered quantitative ?

Q: A report states that adults 18- to 24- years-old send and receive 128 texts every day. Suppose we…

A:

Q: what is interval data?

A: Interval data: When the data are numerical values that can be added or subtracted, but not divided…

Q: Find the score of a student who scored worse than 70 percent of the test takers in the verbal…

A: The standard normal variable Z is defined as, Z = (X – µ)/σ, where µ is the mean of the random…

Q: One advantage of transforming x-values (raw scores) to a-score is

A: Raw score can be converted to z score using z score formula.

Q: What is mean Z-score = 1.9736?

A: Z-score=1.9736

Q: What would be the most likely level of measurement for capturing variation in support for the death…

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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.