Question

Activity 1: Look at the graph given below and answer the given questions.
Marks 10
a) What type of graph is this? Bor yayph
Mean Scores on Variable A
68
66
67
65
64
64
Mean scores on Variable A
62
62
61
60
60
58
56
10 to 14 years 15 to 19 years 20 to 24 years 25 to 29 years 30 to 34 years 35 to 39 years
Age Groups
b) What do Y axis and X axis represent?
c) What is the class interval of the age groups taken? 4
d) What is the method used for class interval?
e) Which category has highest mean scores on variable A?
f) Which category has lowest mean scores on variable A?
g) How many categories (age groups) have obtained mean scores on Variable A below 64?
h) How many categories (age groups) have obtained mean scored on Variable A above 63?
i) Mean score of 61 has been obtained by which category (age group)?
j) Mean score of 56 has been obtained by which category (age group)?
Activity 2: Collect data from 30 employed individuals by asking them age at which they
joined their first job. For the obtained data compute mean, median, mode and standard
deviation. Tabulate the raw data and show the calculations with the help of formulae
discussed in the course material of BPCC104.
10 Marks​

Answer 1

Answer:

what to do in this please tell

Answer 2

Answer:

(a) Bar Graph

(b) Y - axis represent vertical line and X - axis represent horizontal line.

(c) the class intervals are the subsets into which the data is grouped.

(d) exclusive method and the interval method used for class intervals.