Mathematics, 28.01.2020 05:31 KTgodlencorgi
To evaluate whether a new fertilizer improves plant growth more than the old fertilizer, the fertilizer developer gives some plants the new fertilizer and others the old fertilizer. is this an observation or an experiment? why? select the most correct answe.
a) observation: you are only watching how the plants grow and develop.
b) experiment: you imposed a treatment (new fertilizer on some plants, old on others) to determine its effect.
c) observation: you already know which plants are treated with the new fertilizer and which are treated with the old fertilizer; you're only collecting data from both groups
d) experiment: you are only watching how the plants grow and develop.
Answers: 1
Mathematics, 21.06.2019 18:30
At the olympic games, many events have several rounds of competition. one of these events is the men's 100-meter backstroke. the upper dot plot shows the times (in seconds) of the top 8 finishers in the final round of the 2012 olympics. the lower dot plot shows the times of the same 8 swimmers, but in the semifinal round. which pieces of information can be gathered from these dot plots? (remember that lower swim times are faster.) choose all answers that apply: a: the swimmers had faster times on average in the final round. b: the times in the final round vary noticeably more than the times in the semifinal round. c: none of the above.
Answers: 2
Mathematics, 21.06.2019 19:30
Zoey made 5 1/2 cups of trail mix for a camping trip. she wants to divide the trail mix into 3/4 cup servings. a. ten people are going on the trip. can zoey make enough 3/4 cup servings so that each person gets one serving? b. what size would the servings need to be for everyone to have a serving?
Answers: 1
Mathematics, 21.06.2019 19:30
Ann and betty together have $60 ann has $9 more than twice betty’s amount how much money dose each have
Answers: 1
To evaluate whether a new fertilizer improves plant growth more than the old fertilizer, the fertili...
History, 20.10.2020 18:01
Mathematics, 20.10.2020 18:01
English, 20.10.2020 18:01
World Languages, 20.10.2020 18:01
Mathematics, 20.10.2020 18:01
Mathematics, 20.10.2020 18:01
Biology, 20.10.2020 18:01
English, 20.10.2020 18:01
Mathematics, 20.10.2020 18:01