Suponga que está evaluando la precisión de un pronóstico de demanda de productos en una fábrica. El pronóstico inicial y los datos reales son los siguientes: Pronóstico: \( [100,150,200,250] \) Datos reales: \( [90,160,210,240] \). ¿Cuál es la desviación absoluta media DAM de este pronóstico?

A can of soda is labeled as containing 11 fluid ounces. The quality control manager wants (a) Determine the null and alternative hypotheses that would be used to determine if the fill (Type integers or decimals. Do not round.) (T)

The null and alternative hypotheses are given. Determine whether the hypothesis test is left-tailed, right-tailed, or two-tailed \( H_{0}: p=0.2 \) \( H_{1}: p<0.2 \) Choose the correct answer below. Right-tailed Left-tailed Two-tailed

\( 1 \leftarrow \) According to the Centers for Disease Control and Prevention, \( 9.6 \% \) of high school students currently use eleo (a) Determine the null and alternative hypotheses. \( H_{0}: \) H \( \mathrm{H}_{1}: \square \) (Type integers or decimals. Do not round.)

\( \begin{aligned} H_{0}: \quad \mu=120 \\ H_{1} \quad \mu<120\end{aligned} \) Is the hypothesis test left-tailed, right-tailed, or two-tailed? Twotailed test Right-tailed test

According to a food website, the mean consumption of popcorn annually by Americans is 59 quarts. The market Complete parts (a) through (c) below. (a) Determine the null and alternative hypotheses that would be used to test the effectiveness of the marketing ca \( \mathrm{H}_{0}: \) \( \mathrm{H}_{1}: \) (Type integers or decimals. Do not round.)