MTH100 Quiz 4 by HB

Q1. Find the coefficient of x7 in the expansionof(x+4)9.

1. 428700
2. 129024
3. 327640
4. 523001

Q2. Write the standard form of the equation of the circle with radius 11 and centre (0, 6).

1. (x+6)^2+y^2=121
2. (x−6)^2+y^2=121
3. x^2+(y−6)^2=121
4. x^2+(y+6)^2=11

Q3. The cumulative frequencies are plotted against the upper class boundaries of the corresponding class

1. True
2. False
3. c.
4. d.

Q6. The equation of a vertical line passing through the point (0, 0) is

1. y = 0
2. x-1=0
3. x = 0
4. none of the above

Q7. In constructing a histogram which is to be taken along X-axis__________?

1. Class frequency
2. Class mark
3. Class interval
4. Class boundaries

Q8. For individual observations, reciprocal of arithmetic mean is called

1. paired mean
2. deviation square mean
3. geometric mean
4. harmonic mean

Q9. When data is arranged, middle value in set of observations is classified as

1. mean
2. variance
3. median
4. standard deviation

10.

Method used to compute average or central value of collected data is considered as

a. measures of negative skewness · b. measures of central tendency · c. measures of positive variation · d. measures of negative variation

11.