# Explain the variation in summary statistics by substracting the dataset into the percent value of 49.23. Question
Summarizing quantitative data Explain the variation in summary statistics by substracting the dataset into the percent value of 49.23. 2021-01-20
General condition:
If the data is being added or subtracted by the same value, there exist increasing or decreasing nature of value of arising in the measures of center and it leaves the measures of spread unchanged.
Interpretation:
The value 49.23 percent are subtracted from the predicted job growths for each rates, the mean and median also decreased by 49.23 and it leaves the standard deviation and the interquartile range remains constant(unchanged). There is no change in the measures of dispersion.

### Relevant Questions To find:the change the values of the summary statistics calculated above. Explain whether there are any outliers in these data or not.
The 5-number summary for the run times in minutes of the 150 highest grossing movies of 2010 is provided. Explain how to will the mean and the median affected after correcting the score.
The instructor entered the test scores from statistics class of 25 students and calculated the mean and median of the scores. After checking it was discovered that the top score was entered wrong as 46 instead of 56. You deposit money into a saving account that earns interest. The balance Bo f the account after t years is given by $$\displaystyle{B}={1200}\cdot{1.05}^{{t}}{d}{o}{l}{l}{a}{r}{s}.$$
a. Make a table that shows the account balance for years 0 through 10.
b. You want to buy a home entertainment center that costs \$1500. How long will you need to wait to have enough money in your savings account? Report your answer to the nearest whole year. A Bloomberg Businessweek North American subscriber study collected data from a sample of 2861 subscribers. Fifty-nine percent of the respondents indicated an annual income of $$\75,000$$ or more, and 50% reported having an American Express credit card.
a. What is the population of interest in this study?
b. Is annual income a categorical or quantitative variable?
c. Is ownership of an American Express card a categorical or quantitative variable? Describe the summary of the perfomance of eight graders nationwide. Which kind of descriptive statistics can be included to summarize the quantitative data? if the distribution is skewed Explain the effect of correcting the error has on the IQR and the standard deviation.
The professor calculated the IQR and the standard deviation of the test scores in question 6 before realizing her mistake that is she entered the top score as 46 but it was actually 56.  