Please help provide correct answers for all questions. need for studying. thank

Question

Please help provide correct answers for all questions. need for studying. thank you

Provide an appropriate response. 49) The heights of ten male students (in inches) in a college biology class are listed below. Find the 49) mean. 71 67 67 72 76 72 73 68 72 72 A) 67 inches C) 71 inches D) 72 inches B) 68 inches 50) If X1, X2, X3, XN are the N observations of a variable from a population, then the population 500 mean is symbolized by A) B) u C) X D) X 51) A numerical summary of a population is a 51) B) Variable A) Statistic C) Parameter D) Qualitative response 52) The number of students enrolled in a physics class for the last ten semesters are listed below. Find 52) the median number of students. 65 66 67 66 67 70 67 70 71 68 D) 67 students A) 68 students B) 70 students C) 66 students SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question. 53) The annual profits often internet businesses are listed below. Find the mean and median 53) profits. Round the median to the nearest dollar. Which measure- the mean or the median- best represents the data? Explain your reasoning. $1,172,246 $163,659 $440,584 $350,634 $290,596 $186,731 $145,809 $143,209 $139,096 $125,106 A) Mean B) Median 54) The median of a data set for a variable is the data value that 54) A) Is the average, that is, the sum of all the data values of the variable divided by the number of observations in the data set? B) None of these C Lies in the middle of the data when the data is arranged in ascending order. D) Appears the most often 55) The commuting times of ten employees (in minutes) are listed below. Find the mode score. 55) 65 66 67 66 67 70 67 70 71 68 C) A) 65 minutes B) 66 minutes 68 minutes D) 67 minutes Compute the range for the set of data. 56) 14, 20, 14, 20, 14, 20, 14, 20 56) A) 6 B) 12. C) 17 D) 20 Provide an appropriate response. 57) The January utility bills (in dollars) for 20 residents of a large city are listed below. Find the range 570 of the data. 70 72 71 70 69 73 69 68 70 71 67 71 70 74 69 68 71 71 71 72 A) $2.98 C) $7 D) $1.73

Explanation / Answer

(49) Mean = sum of data/number of data = 710/10 = 71

Option C

(50) The population mean is symbolized by

Option B

(51) A numerical summary of a population is a parameter

Option C

(52) Median = Middle term = average of 5th and 6th terms = (67 + 67)/2 = 67

Option D.

Related Questions

Navigate

• Browse (All)
• Browse P
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.