Please help to understand this question

1. Non- parametric tests

a)Do not test hypotheses about a population

b)Do not rely on samples

c)Do not make assumptions about the shape of a population

d)Do not depend on sample size

e)Do not work with nominal level variables

2. The null hypothesis for a chi-square goodness of fit test is usually

a)No effect

b)Equal proportions

c)Unequal proportions

d)Negative relationship

e)Positive relationship

3. The statistic is likely to be large when

a)The expected frequencies are large

b)The observed frequencies are evenly distributed

c)The difference between observed and expected frequencies is large

d)The difference between observed and expected frequencies is small