Question

10. The following is a frequency table of a set of data: Fill in the missing information Grade Frequency relative frequency 90-100 A 16 80-89 65-79 50-64 Below 50 200 11. In a distribution that is skewed to the right, the mean is: Circle the correct answer. a) less than the median b) more than the median c) The mean and the median are equal in value d) There is inadequate information provided 12. For the given set of numbers the following information is true: n = 8, EX38, EX=388 Find a) The mean b) The sample variance: 51 = (4 dec. places) c) The standard deviation S: _(4 dec. places) 13. There are two types of data they are: data and data 14. Statistics is dived into descriptive statistics and statistics

Answer 1

The follocoing s eep OF OF O AnS Selahue foegbex Frequenry Croade class 1po0-008 551200 0.275 462000.23 200=0.29 90-(00 55 20-89 46 65-79 58 50-64 251200 0.125 25 belod 0 100 tOtay iS Skeued to distobuson that the mean the oght IS than the red ian more (erean given set of numbers ffearnasan fors S tue following ブx2-388 ind romean The Tmean エメ 1-4 38 4-45 meon Sople Jodnce I 22 (4-75)2 388- 388-180.5 2 7

Date Page No.: 203.5 S2 29.6429 Standans d denaho The 54445 There two tpes of data data the oe TerR too tpes F ond Qan hitave data CQuali tahvel data is diided into desopfve Staisics dnd Statistics Stafistics is diided into desooptve Dfecential and Staistics Stabstcs