23-Home Assignment Name (Last, First Cause F reque Total What would be the appro

Question

23-Home Assignment Name (Last, First Cause F reque Total What would be the appropriate graphic to represent the obtained freqsency A. A pie chart B. A histogram Problem 8: A nurse measured the blood pressure of each person who visited her clinic. Following is a frequency uble for the ylic blood pressure readings for those people aged between 25 and 40. The blood pressure readings were given to the bearest whele nurnber Approximately what percentage of the people aged 25-40 had a systolic blood pressure reading between 110 aed 119 inclusive? A)0.35% B)3.5% C) 30% D) 35% 100-109 0.15 110-119 0.35 120-129 0.25 130-139 0.15 140-149 0.07 150-159 0.03 The frequency distribution below summarizes employee years of service for Alpba Corporation. They want to construct a Histogram for these data. Find the class boundaries for class 26-30. Years of service Frequency 20 25 10 21-25 26-30 B)26.5, 29.5 C)25.5,30.5 D) 25.5, 20.s A) 26.5, 30.5 Problem 9: Find the range for the given sample data. The prices (in dollars) of 12 electric devices are listed below. s 865 $1010 $655 $565 $1465 $1110$ 710 $765 $820 $ 1310 $55S $ 1065 C) 5900 D) $920 B) $910 A) $930 Find the median for the same sample data C) 820.5 D) Impossible to be determined B) 820 A) 842.5

Explanation / Answer

Sol:

class frequency

Appropriate graph is

Histogram

Solution8:

0.35*100=35%

class boundaries for class 26-30 is

25.2 to 30.5

OPTION C

Solution9:

Range=max-min

=1465-555

range =910

Median=842.5

CALCULATION FOR MEDIAN RANGE:

years of service frequency 0.5-5.5 5 5.5-10.5 20 10.5-15.5 25 15.5-20.5 10 20.5-25.5 5 25.5-30.5 2

Related Questions

Navigate

• Browse (All)
• Browse 2
• Subjects

---

---

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