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Correlation
of values
+28%
In sync
of periods
37%
History
daysdays · through 2026-05-15
745
These move in the same direction about 37% of the time
Their swing sizes only faintly line up (~8% of the pattern is shared).
Roughly random — these don't track each other in a meaningful way.
Both lines start at the same point — easy to compare when growth rates are similar.
What to Watch
ICE BofA US High Yield Index Effective Yield moves ~6 days before NZD/USD Exchange Rate
Watch ICE BofA US High Yield Index Effective Yield for an early read on NZD/USD Exchange Rate.
Holds in both up and down markets
The relationship is similar whether prices are rising or falling — reliable in both directions.
Advanced
Statistics
In sync(i)
36.8%
Headline metric
Movement correlation(i)
+28%
Based on values
95% CI
+21% → +35%
Likely range of correlation
Pipeline
Pipeline Summary
745 paired data points survived the daily window.
Raw input
786
13,869
Normalized
786
13,869
Prepared
786
13,869
Aligned
745
745
Invalid removed
R²(i)
7.9%
Variance explained
Significance
p < 0.001
Statistical confidence
Data points
745
Robust
Time-Shifted Correlation
See how correlation changes when one series is offset in time. A taller bar at a non-zero shift means the two move together better when one leads the other — that's a potential lead/lag signal.
Correlation by shift
Click a bar to inspect. Range: -6 to 6 days.
Selected shift
+6 days
Correlation at this shift
+35%
+7% stronger than no-shift baseline
NZD/USD Exchange Rate shifted 6 days earlier. Reads: "Does ICE BofA US High Yield Index Effective Yield today line up with NZD/USD Exchange Rate 6 days from now?"
739 overlapping points at this shift
Baseline
+28%
No-shift correlation, matching the main time-series chart above.
Peak shift
+6 days
+35%
A non-zero peak suggests one series lines up better when shifted against the other.
Stability
How the correlation evolves over time. A stable line means the relationship is reliable; large swings signal regime-dependent behavior.
Do They Crash Together?
How these series behave when markets are rising, falling, or diverging. A correlation that holds in drawdowns is very different from one that only works in rallies.
Both Rising
-19%
30 periods · Return correlation when both series rose
Both Falling
+2%
39 periods · Return correlation when both series fell
Diverging
-80%
169 periods · Return correlation when series moved apart
Scatter
0
A: 0 / B: 0
Duplicates removed
0
A: 0 / B: 0
Alignment drops
13,165
A: 41 / B: 13124
Series A
ICE BofA US High Yield Index Effective Yield
BAMLH0A0HYM2EY
FRED · 786 raw → 786 prepared
Series B
NZD/USD Exchange Rate
DEXUSNZ
FRED · 13,869 raw → 13,869 prepared
Sign agreement
100.0%
How often both values share the same sign.
Zero crossings
15
Estimated crossover points between normalized spreads.
Slope
0.0070
Linear regression slope.
Intercept
0.5440
Linear regression intercept.
Saved 2 weeks ago · ID: fred-bamlh0a0hym2ey_fred-dexusnz_daily_5y