Ruben wants to determine if listening to different types of music will have an effect on a person’s pulse. his hypothesis states that if people listen to rap music, their pulse will increase more than if they listen to other types of music. ruben takes each participant’s pulse before, during, and after listening to 30 minutes of music. he has his mother listen to rock music, his sister listen to classical music, and his friend listen to rap music. from the data collected, he determined that rap music raises a person’s pulse the most.1. identify the independent and dependent variables in ruben’s hypothesis.2.despite the results, this experiment is not able to support ruben’s hypothesis. suggest specific improvements that will make the experiment test the given hypothesis. explain why these changes are improvements.

answer; when one group has an extremely high score at pretest;

the federal government of the united states was established by the constitution. us is a presidential republic. the president is head of state, head of government and of a two party legislative and electoral system. the supreme court balances the powers of the federal and the state government. yhe executive branch is headed by the oresident. there are two chambers of congress, the senate and the house of representatives. judicial power is exercised by the judicial branch (or judiciary), comprised of the supreme court and lower federal courts. the judiciary's function is to interpret the   constitution as well as the federal laws and regulations.

hi there!

moors is essentially another word for muslims.

the moors invaded spain around year 700, during their time ruling spain the muslims promoted religious tolerance (moors tolerated jews who were viewed as outcasts by northerners), the moors as well had a great impact on their language, and architecture (palaces were created).

i hope this !