A study was conducted to investigate the effect of an intervention protocol on IQ tests.Nine randomly selected students were tested. $$\begin{array} { r r r }
\text { Before } & \text { After } \
100 & 106 \
111 & 112 \
93 & 95 \
92 & 90 \
99 & 107 \
85 & 100 \
117 & 126 \
110 & 105 \
98 & 110
\end{array}$$
-Set up the null and alternative hypotheses for the claim that the intervention protocol is effective in increasing scores.

Question

A study was conducted to investigate the effect of an intervention protocol on IQ tests.Nine randomly selected students were tested. $$\begin{array} { r r r } 
\text { Before } &  \text { After } \
100 & 106 \
111 & 112 \
93 & 95 \
92 & 90 \
99 & 107 \
85 & 100 \
117 & 126 \
110 & 105 \
98 & 110
\end{array}$$
-Set up the null and alternative hypotheses for the claim that the intervention protocol is effective in increasing scores.

Quizplus · Accepted Answer

The Answer of A study was conducted to investigate the effect of an intervention protocol on IQ tests.Nine randomly selected students were tested. $$\begin{array} { r r r } 
\text { Before } &  \text { After } \
100 & 106 \
111 & 112 \
93 & 95 \
92 & 90 \
99 & 107 \
85 & 100 \
117 & 126 \
110 & 105 \
98 & 110
\end{array}$$
-Set up the null and alternative hypotheses for the claim that the intervention protocol is effective in increasing scores.

A Study Was Conducted to Investigate the Effect of an Intervention