According to the Empirical Rule. What percent of the data lie (Round to whole number like 30%)? Below the mean?

Q: Why is it ideal that you report underlying frequencies when you are reporting percentages?

A: A frequency is the number of participants or cases; its symbol is the weird F. The symbol of the…

Q: What percent of data is less than -8%

A: here we can see that shape of curve is bell shaped and symmetric about x = -6 so it is normal…

Q: The bar graph below shows trends in several economic indicators over the period 2003-2008. Over the…

A: Answer:- Given bar graph is,

Q: 00:00 In a survey, 7 out of 8 people preferred cooking to washing dishes. How would you write this…

A: As given,    7 out of 8 people preferred cooking to washing dishes.

Q: Determine the percent of data greater than z=−1.20.      The percent of data greater than z=−1.20 is…

A: We need to evaluate P(z>-1.20) Its graph is given as

Q: P(A or B) = 15/26. enter the correct percentage rounded to the nearest whole percent

A: According to the given information in this question P( A or B) = 15/26 We need to find the…

Q: What percent of scores are below a T score of 56?

A: Given, T score is 56. Now,

Q: The coefficient of determination says that % of the variation of the length of a woman's foot can be…

A:

Q: -9 -8 -7 -0:3- -0-2- 0:4 -0-1-

A: Given information- Population mean, µ = -6 Population standard deviation, σ = 1 Let, X be the random…

Q: you want to do a survey to help you estimate the true porportion of current students who have…

A:

Q: Recently, Washington state instituted "historic" tuition cutbacks that set it apart from most of the…

A: The absolute change in tuition is, Absolute change=new value-reference value…

Q: Is 83% a parameter or a statistic?

A: The difference between a statistic and a parameter is that statistics describe a sample, whereas, a…

Q: Score 30-under 40, frequency 1. Approximately what percent of students got more than 70?

A: Please submit entire data, comprising of values above 70, for the second subpart  to get it…

Q: 0.2 is what percent of 16?

A: We have to find that 0.2 is what percent of 16.

Q: I am not able to see the percent table

A: Last year, the population of South Skratchankle was 48,000. This year, the population is 60,000. By…

Q: Find the P-value: Type your answer as a decimial rounded to three decimal places. Do not type a…

A: Hypothesis test are used to determine the significance between the sample and population. Each…

Q: he following data was collected in a clinical trial evaluating a new compound designed to improve…

A: GIven, Observed frequency table : a) Null Hypotheses  Ho : Treatment and percent wound healing are…

Q: What is the percent of deaths in 2003, or after 2010?

A:

Q: Find the value of X2 values that separate the middle 80 % from the rest of the distribution for 20…

A:

Q: Recently, Washington state instituted "historic" tuition cutbacks that set it apart from most of the…

A: Absolute change:  The absolute change can be obtained by subtracting old value from the new value.…

Q: 60% of what number is 1/3? What percent of 4/11 is 2/11?

A:

Q: What is the percentile rank x=15 and what is the score for 75th percentile?

A: If the we have no of scores is 15 then we have formula for percentile rank as:…

Q: percent error like a percent change?

A: Given: Percentage error and percentage error. To find: How is a percent error like a percent change?

Q: A market researcher at a major clothing company that has traditionally relied on catalog​ mail-order…

A: Introduction :-  We have to explain in this context what the 7% represents in the given context.

Q: what z value correlates to 98.96% under  the curve

A: If Z represents standard normal distribution, then we need to find the value z such that…

Q: what percent of 1/18 is 1/15? round to the nearest tenth digit

A: We have to find percent for  Percent of 1/18 = 1/15  Let ,  x % of 1/18 = 1/15  Then ,

Q: Determine the percent of data greater than z=−1.40.    The percent of data greater than z=−1.40 is…

A: The answer is, 91.9%    the detailed solution is as follows below:

Q: How to find the cumulative percent for the table?

A: Given data is : To find the cumulative percent.