A student's 10 scores on 10-point class quizzes include a 5, an 8, a 3, five 9s, a 7, and a 10. The student claims that her average grade on quizzes is 9 because most of her scores are 9s. Is this correct? Explain. Round the mean to one decimal place. Fourteen patients have the following LOSS: 3, 4, 5, 2, 5, 17, 5, 3, 2, 6, 5, 4, 7, and 2. Calculate the mean, median, and mode. Round the mean to one decimal place.

You may need to use the appropriate appendix table or technology to answer this question. A simple random sample of 800 elements generates a sample proportion p = 0.71. (Round your answers to four decimal places.) (a) Provide a 90% confidence interval for the population proportion. 0.684 to 0.736 (b) Provide a 95% confidence interval for the population proportion. 0.679 to 0.741

Determine if the following is an example of descriptive or inferential statistics. 85 randomly selected fifty-year-old Americans were asked how much money they had saved for their retirement. The average for these respondents was $25,000, the minimum was $0 and the maximum was $1,200,000. Descriptive Statistics Inferential Statistics

Nikko compares the prices of a skateboard at 7 different online stores. His data is shown below. $67.50, $70.00, $102.25, $65.25, $58.75, $62.00, $68.20 13 Given this information, which statement is true? A The mean and median have the same value. B. The mean is the better measure of center than the median. CThe median is a better measure of center than the mean. D. The median is affected more by the outlier than the mean. DELL

The first picture is the question and the second is the ones that I need help with. Thanks!

A sample of 5 students were asked how much money they were carrying. These were their answers: $75, $2, $5, $0, $5. Why is the median more informative than the mean? The median is higher than the mean. O The mean is skewed by the outlier $75. O The mean is higher than the median. O The mean is skewed by the outlier $0.

Here are several z-scores.  Which person scored furthest from average? Ahab: Z = +1.2 Brianna: Z = -0.8 Cecilia: Z = -1.4 Darnell: Z = +0.7 Evelyn: Z = +0.2 Group of answer choices Brianna Cecilia Cannot tell from the information given Evelyn Darnell Ahab

Find the mean of the following values.2, 6, 10, 14, 20, 32

In a city with three high schools, all the ninth graders took a Standardized Test, with these results: Number of ninth graders (Frequency) Mean Test Score High School Glenwood 82 262 Central 92 311 Lincoln 67 168 The city's PR manager, who never took statistics, claimed the mean score of all ninth graders in the city was the average of 82, 92, and 67, whic incorrect. What is the mean score for all ninth graders in the city? Round to one decimal place 80.3. Of course, that is Mean of all ninth grader's scores *

What is the mean for the following scores: 2, 5, 4, 1, 8? A. 3 B. 4 C. 5 D. 20